Osyka is a city located in Mississippi. With a 2020 population of 408, it is the 230th largest city in Mississippi and the 14187th largest city in the United States. Osyka is currently declining at a rate of -1.45% annually and its population has decreased by -7.27% since the most recent census, which recorded a population of 440 in 2010. Osyka reached it's highest population of 440 in 2010. Spanning over 1 miles, Osyka has a population density of 385 people per square mile.
The average household income in Osyka is $37,240 with a poverty rate of 29.35%. The median rental costs in recent years comes to $638 per month, and the median house value is $96,300. The median age in Osyka is 22.7 years, 19.2 years for males, and 35.4 years for females. For every 100 females there are 85.3 males.